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path: root/tests/spec/glsl-1.10/execution/variable-indexing/fs-varying-mat2-row-rd.shader_test
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# Test generated by:
# ../../../glsl-1.10/variable-index-read.sh 1.10

[require]
GLSL >= 1.10

[vertex shader]
uniform int row;
uniform float expect;
varying mat2 m;
varying vec4 color;

void main()
{
    gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;

    m = mat2(1.0, 2.0, 3.0, 4.0);
}

[fragment shader]
uniform int row;
uniform float expect;
varying mat2 m;
varying vec4 color;

void main()
{
    gl_FragColor = (m[1][row] == expect)
        ? vec4(0.0, 1.0, 0.0, 1.0) : vec4(1.0, 0.0, 0.0, 1.0);
}

[test]
clear color 0.5 0.5 0.5 0.5
clear
ortho

uniform int row 0
uniform float expect 3
draw rect 20 5 10 10
probe rgb 25 10 0.0 1.0 0.0

uniform int row 1
uniform float expect 4
draw rect 20 20 10 10
probe rgb 25 25 0.0 1.0 0.0